CA1303741C - Methode et dispositif pour localiser les pistes d'un support immobile - Google Patents
Methode et dispositif pour localiser les pistes d'un support immobileInfo
- Publication number
- CA1303741C CA1303741C CA000559352A CA559352A CA1303741C CA 1303741 C CA1303741 C CA 1303741C CA 000559352 A CA000559352 A CA 000559352A CA 559352 A CA559352 A CA 559352A CA 1303741 C CA1303741 C CA 1303741C
- Authority
- CA
- Canada
- Prior art keywords
- recording
- information
- track
- light beam
- tracks
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000003287 optical effect Effects 0.000 claims description 153
- 230000005855 radiation Effects 0.000 claims description 6
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000007723 transport mechanism Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
- Moving Of Head For Track Selection And Changing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3589587A JPS63204566A (ja) | 1987-02-20 | 1987-02-20 | 情報記録再生方法及び情報記録再生装置 |
| JP035895/1987 | 1987-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1303741C true CA1303741C (fr) | 1992-06-16 |
Family
ID=12454763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000559352A Expired - Lifetime CA1303741C (fr) | 1987-02-20 | 1988-02-19 | Methode et dispositif pour localiser les pistes d'un support immobile |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS63204566A (fr) |
| CA (1) | CA1303741C (fr) |
-
1987
- 1987-02-20 JP JP3589587A patent/JPS63204566A/ja active Pending
-
1988
- 1988-02-19 CA CA000559352A patent/CA1303741C/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63204566A (ja) | 1988-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed | ||
| MKEC | Expiry (correction) |
Effective date: 20121205 |